Multiple Choice
Which of the following would NOT contribute to genetic variation?
A) crossing-over of homologous chromosomes
B) crossing-over of sister chromatids
C) the random alignment of the chromosomes during metaphase I
D) the combination of sperm and egg genes
Correct Answer:

Verified
Correct Answer:
Verified
Q13: A lattice holds the members of a
Q14: A primary spermatocyte has 64 chromosomes.After meiosis
Q15: During which stage of meiosis does crossing-over
Q16: If a sperm cell contains 8 chromosomes,it
Q17: Which of the following statements is true
Q19: Meiosis occurs during all of the following
Q20: In human females,when is meiosis II completed?<br>A)at
Q21: Identify which event will occur during prophase
Q22: Study the figure to answer the following
Q23: At which stage of meiosis is each